Tumidajowicz D. Architecture of the growth and development of the two alpine rhododendron species Rhododendron hirsutum and Rhododendron ferrugineum as a basis for the verification of the assessed relative and absolute age of aboveground shoots. OM [Internet]. 1Dec.2005 [cited 22Feb.2019];14(1-2):1-0. Available from: https://om.vuvb.uniza.sk/index.php/OM/article/view/178